From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- clang/test/CodeGen/blocks.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 clang/test/CodeGen/blocks.c (limited to 'clang/test/CodeGen/blocks.c') diff --git a/clang/test/CodeGen/blocks.c b/clang/test/CodeGen/blocks.c new file mode 100644 index 0000000..bef44c3 --- /dev/null +++ b/clang/test/CodeGen/blocks.c @@ -0,0 +1,42 @@ +// RUN: %clang_cc1 -triple i386-unknown-unknown %s -emit-llvm -o - -fblocks | FileCheck %s +void (^f)(void) = ^{}; + +// rdar://6768379 +int f0(int (^a0)()) { + return a0(1, 2, 3); +} + +// Verify that attributes on blocks are set correctly. +typedef struct s0 T; +struct s0 { + int a[64]; +}; + +// CHECK: define internal void @__f2_block_invoke_0(%struct.s0* noalias sret {{%.*}}, i8* {{%.*}}, %struct.s0* byval align 4 {{.*}}) +struct s0 f2(struct s0 a0) { + return ^(struct s0 a1){ return a1; }(a0); +} + +// This should not crash: rdar://6808051 +void *P = ^{ + void *Q = __func__; +}; + +void (^test1)(void) = ^(void) { + __block int i; + ^ { i = 1; }(); +}; + +typedef double ftype(double); +// It's not clear that we *should* support this syntax, but until that decision +// is made, we should support it properly and not crash. +ftype ^test2 = ^ftype { + return 0; +}; + +// rdar://problem/8605032 +void f3_helper(void (^)(void)); +void f3() { + _Bool b = 0; + f3_helper(^{ if (b) {} }); +} -- cgit v1.2.3