File: global-decls.c

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llvm-toolchain-16 1%3A16.0.6-15~deb11u2
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// RUN: %clang_cc1 -triple i386-pc-linux-gnu -emit-llvm -o %t %s

// RUN: grep '@g0_ext = extern_weak global i32' %t
extern int g0_ext __attribute__((weak));
// RUN: grep 'declare extern_weak i32 @g1_ext()' %t
extern int __attribute__((weak)) g1_ext (void);

// RUN: grep '@g0_common = weak global i32' %t
int g0_common __attribute__((weak));

// RUN: grep '@g0_def = weak global i32' %t
int g0_def __attribute__((weak)) = 52;
// RUN: grep 'define weak i32 @g1_def()' %t
int __attribute__((weak)) g1_def (void) { return 0; }

// Force _ext references
void f0(void) {
  int a = g0_ext;
  int b = g1_ext();
}