From 83d760ba8eebc0a524cd9b1157eb3b4b151a5aef Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 8 Jan 2008 05:16:29 +0000 Subject: [PATCH] Testcase for PR1721 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45739 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CFrontend/2008-01-07-UnusualIntSize.c | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 test/CFrontend/2008-01-07-UnusualIntSize.c diff --git a/test/CFrontend/2008-01-07-UnusualIntSize.c b/test/CFrontend/2008-01-07-UnusualIntSize.c new file mode 100644 index 00000000000..924ae2ba37d --- /dev/null +++ b/test/CFrontend/2008-01-07-UnusualIntSize.c @@ -0,0 +1,11 @@ +// RUN: %llvmgcc %s -S -o - -O | grep {and.*8589934591} +// PR1721 + +struct s { + unsigned long long u33: 33; +} a, b; + +// This should turn into a real 33-bit add, not a 64-bit add. +_Bool test(void) { + return a.u33 + b.u33 != 0; +}