| David Chisnall | c5a458c | 2018-08-09 08:02:42 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fblocks -triple i386-pc-windows-msvc %s -emit-llvm -o - -fblocks | FileCheck %s |
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| 3 | |
| 4 | int (^x)(void) = ^() { return 21; }; |
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| 6 | |
| 7 | // Check that the block literal is emitted with a null isa pointer |
| 8 | // CHECK: @__block_literal_global = internal global { i8**, i32, i32, i8*, %struct.__block_descriptor* } { i8** null, |
| 9 | |
| 10 | // Check that _NSConcreteGlobalBlock has the correct dllimport specifier. |
| 11 | // CHECK: @_NSConcreteGlobalBlock = external dllimport global i8* |
| 12 | // Check that we create an initialiser pointer in the correct section (early library initialisation). |
| 13 | // CHECK: @.block_isa_init_ptr = internal constant void ()* @.block_isa_init, section ".CRT$XCLa" |
| 14 | |
| 15 | // Check that we emit an initialiser for it. |
| 16 | // CHECK: define internal void @.block_isa_init() { |
| 17 | // CHECK: store i8** @_NSConcreteGlobalBlock, i8*** getelementptr inbounds ({ i8**, i32, i32, i8*, %struct.__block_descriptor* }, { i8**, i32, i32, i8*, %struct.__block_descriptor* }* @__block_literal_global, i32 0, i32 0), align 4 |
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