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https://github.com/golang/go
synced 2024-11-12 05:40:22 -07:00
pragma textflag
fixes latent bugs in go and defer R=r OCL=23613 CL=23613
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53e69e1db5
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e90314d024
@ -1334,5 +1334,12 @@ praghjdicks(void)
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;
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}
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void
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pragtextflag(void)
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{
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while(getnsc() != '\n')
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;
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}
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#include "../cc/lexbody"
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#include "../cc/macbody"
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@ -1473,7 +1473,9 @@ gpseudo(int a, Sym *s, Node *n)
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p->as = a;
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p->from.type = D_EXTERN;
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p->from.sym = s;
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p->from.scale = (profileflg ? 0 : NOPROF);
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p->from.scale = textflag;
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textflag = 0;
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if(s->class == CSTATIC)
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p->from.type = D_STATIC;
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naddr(n, &p->to);
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@ -1363,7 +1363,9 @@ gpseudo(int a, Sym *s, Node *n)
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p->as = a;
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p->from.type = D_EXTERN;
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p->from.sym = s;
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p->from.scale = (profileflg ? 0 : NOPROF);
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p->from.scale = textflag;
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textflag = 0;
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if(s->class == CSTATIC)
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p->from.type = D_STATIC;
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naddr(n, &p->to);
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@ -498,7 +498,7 @@ EXTERN Term term[NTERM];
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EXTERN int nterm;
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EXTERN int packflg;
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EXTERN int fproundflg;
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EXTERN int profileflg;
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EXTERN int textflag;
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EXTERN int ncontin;
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EXTERN int canreach;
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EXTERN int warnreach;
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@ -747,7 +747,7 @@ void arginit(void);
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void pragvararg(void);
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void pragpack(void);
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void pragfpround(void);
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void pragprofile(void);
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void pragtextflag(void);
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void pragincomplete(void);
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/*
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@ -450,25 +450,19 @@ pragfpround(void)
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}
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void
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pragprofile(void)
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pragtextflag(void)
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{
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Sym *s;
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profileflg = 0;
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textflag = 0;
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s = getsym();
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if(s) {
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profileflg = atoi(s->name+1);
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if(strcmp(s->name, "on") == 0 ||
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strcmp(s->name, "yes") == 0)
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profileflg = 1;
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}
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textflag = 7;
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if(s)
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textflag = atoi(s->name+1);
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while(getnsc() != '\n')
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;
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if(debug['f'])
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if(profileflg)
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print("%4ld: profileflg %d\n", lineno, profileflg);
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else
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print("%4ld: profileflg off\n", lineno);
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print("%4ld: textflag %d\n", lineno, textflag);
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}
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void
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@ -75,7 +75,6 @@ main(int argc, char *argv[])
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ginit();
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arginit();
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profileflg = 1; /* #pragma can turn it off */
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tufield = simplet((1L<<tfield->etype) | BUNSIGNED);
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ndef = 0;
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outfile = 0;
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@ -725,8 +725,8 @@ macprag(void)
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pragfpround();
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return;
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}
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if(s && strcmp(s->name, "profile") == 0) {
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pragprofile();
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if(s && strcmp(s->name, "textflag") == 0) {
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pragtextflag();
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return;
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}
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if(s && strcmp(s->name, "varargck") == 0) {
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@ -155,6 +155,7 @@ malg(int32 stacksize)
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return g;
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}
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#pragma textflag 7
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void
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sys·newproc(int32 siz, byte* fn, byte* arg0)
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{
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@ -204,6 +205,7 @@ sys·newproc(int32 siz, byte* fn, byte* arg0)
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//printf(" goid=%d\n", newg->goid);
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}
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#pragma textflag 7
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void
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sys·deferproc(int32 siz, byte* fn, byte* arg0)
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{
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@ -219,6 +221,7 @@ sys·deferproc(int32 siz, byte* fn, byte* arg0)
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g->defer = d;
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}
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#pragma textflag 7
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void
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sys·deferreturn(int32 arg0)
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{
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@ -760,6 +763,7 @@ newstack(void)
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*(int32*)345 = 123; // never return
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}
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#pragma textflag 7
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void
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sys·morestack(uint64 u)
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{
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