llvm-6502/test/FrontendC/2007-06-15-AnnotateAttribute.c

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// RUN: %llvmgcc -c -emit-llvm %s -o - | llvm-dis | grep llvm.global.annotations
// RUN: %llvmgcc -c -emit-llvm %s -o - | llvm-dis | grep llvm.var.annotation | count 3
#include <stdio.h>
/* Global variable with attribute */
int X __attribute__((annotate("GlobalValAnnotation")));
/* Function with attribute */
int foo(int y) __attribute__((annotate("GlobalValAnnotation")))
__attribute__((noinline));
int foo(int y __attribute__((annotate("LocalValAnnotation")))) {
int x __attribute__((annotate("LocalValAnnotation")));
x = 34;
return y + x;
}
int main() {
static int a __attribute__((annotate("GlobalValAnnotation")));
a = foo(2);
printf("hello world%d\n", a);
return 0;
}