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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-09-19 23:17:44 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-09-19 23:17:44 +0000 |
| commit | 0c706c29f20b6fa36759fa41333b9c3ec0bd2969 (patch) | |
| tree | cff749b4d8a9d6e5b4fbae39c4f4e710307366c0 /test/CodeGen/complex-init-list.c | |
| parent | 40ccaccd21a4377cd76d6adda2b192dcf9514ef6 (diff) | |
| download | clang-0c706c29f20b6fa36759fa41333b9c3ec0bd2969.tar.gz | |
Add list initialization for complex numbers in C. Essentially, this allows "_Complex float x = {1.0f, 2.0f};". See changes to docs/LanguageExtensions.html for a longer description.
<rdar://problem/9397672>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140090 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/complex-init-list.c')
| -rw-r--r-- | test/CodeGen/complex-init-list.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/complex-init-list.c b/test/CodeGen/complex-init-list.c new file mode 100644 index 0000000000..819d4f9432 --- /dev/null +++ b/test/CodeGen/complex-init-list.c @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin10 | FileCheck %s + +// This file tests the clang extension which allows initializing the components +// of a complex number individually using an initialization list. (There is a +// extensive description and test in test/Sema/complex-init-list.c.) + +_Complex float x = { 1.0f, 1.0f/0.0f }; +// CHECK: @x = global { float, float } { float 1.000000e+00, float 0x7FF0000000000000 }, align 4 + +_Complex float f(float x, float y) { _Complex float z = { x, y }; return z; } +// CHECK: define <2 x float> @f +// CHECK: alloca { float, float }
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