From 7c9719b1cdb85bb8824439acd5c7c8e511d3e7a0 Mon Sep 17 00:00:00 2001 From: Fariborz Jahanian Date: Mon, 16 Jan 2012 18:22:26 +0000 Subject: [PATCH] Another test for 148243 non-constant-folded-switch containing a constant-folded switch. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148247 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGenCXX/switch-case-folding-1.cpp | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 test/CodeGenCXX/switch-case-folding-1.cpp diff --git a/test/CodeGenCXX/switch-case-folding-1.cpp b/test/CodeGenCXX/switch-case-folding-1.cpp new file mode 100644 index 0000000000..1daeecfd10 --- /dev/null +++ b/test/CodeGenCXX/switch-case-folding-1.cpp @@ -0,0 +1,22 @@ +// RUN: %clang_cc1 %s -emit-llvm-only +// CHECK that we don't crash. + +int test(int val){ + int x = 12; + // Make sure we don't crash when constant folding the case 4 + // statement due to the case 5 statement contained in the do loop + switch (val) { + case 4: do { + switch (6) { + case 6: { + case 5: x++; + }; + }; + } while (x < 100); + } + return x; +} + +int main(void) { + return test(4); +} -- 2.40.0