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go/misc/cgo/testcshared/main0.c
Dave Cheney ccaaf1f134 misc/cgo/testcshared, misc/cgo/testshared: fix clang warnings and errors
Fix several warnings generated on the linux-amd64-clang builder
and make it clear to clang that -znow is a linker only flag.

Tested with

    env CC=clang-3.5 ./all.bash
    env CC=gcc-4.8 ./all.bash

Change-Id: I5ca7366ba8bf6221a36d25a2157dda4b4f3e16fa
Reviewed-on: https://go-review.googlesource.com/9523
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-30 17:08:15 +00:00

38 lines
1.0 KiB
C

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include <stdint.h>
#include <stdio.h>
extern int8_t DidInitRun(void);
extern int8_t DidMainRun(void);
extern int32_t FromPkg(void);
// Tests libgo.so to export the following functions.
// int8_t DidInitRun();
// int8_t DidMainRun();
// int32_t FromPkg();
int main(void) {
int8_t ran_init = DidInitRun();
if (!ran_init) {
fprintf(stderr, "ERROR: DidInitRun returned unexpected results: %d\n",
ran_init);
return 1;
}
int8_t ran_main = DidMainRun();
if (ran_main) {
fprintf(stderr, "ERROR: DidMainRun returned unexpected results: %d\n",
ran_main);
return 1;
}
int32_t from_pkg = FromPkg();
if (from_pkg != 1024) {
fprintf(stderr, "ERROR: FromPkg=%d, want %d\n", from_pkg, 1024);
return 1;
}
// test.bash looks for "PASS" to ensure this program has reached the end.
printf("PASS\n");
return 0;
}