1// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | grep 'declare i32 @printf' | count 1 2// RUN: %clang_cc1 -triple i386-unknown-unknown -O2 -emit-llvm %s -o - | grep 'declare i32 @puts' | count 1 3// RUN: %clang_cc1 -triple i386-unknown-unknown -ffreestanding -O2 -emit-llvm %s -o - | not grep 'declare i32 @puts' 4 5int printf(const char *, ...); 6 7void f0() { 8 printf("hello\n"); 9} 10