From d410fa259e485b751258e07e750cf45cad01e7ea Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Wed, 27 Jan 2010 20:23:08 +0000 Subject: [PATCH] ARM/APCS: Fix alignment of long double. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@94685 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Basic/Targets.cpp | 2 +- test/Sema/arm-layout.c | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+), 1 deletion(-) create mode 100644 test/Sema/arm-layout.c diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index ac5a7d16b1..1d898726f9 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -1240,7 +1240,7 @@ public: // FIXME: We need support for -meabi... we could just mangle it into the // name. if (Name == "apcs-gnu") { - DoubleAlign = LongLongAlign = 32; + DoubleAlign = LongLongAlign = LongDoubleAlign = 32; SizeType = UnsignedLong; if (IsThumb) { diff --git a/test/Sema/arm-layout.c b/test/Sema/arm-layout.c new file mode 100644 index 0000000000..1e239d275a --- /dev/null +++ b/test/Sema/arm-layout.c @@ -0,0 +1,20 @@ +// RUN: %clang_cc1 -triple armv7-unknown-unknown -target-abi apcs-gnu %s -verify +// RUN: %clang_cc1 -triple armv7-unknown-unknown -target-abi aapcs %s -verify + +#ifdef __ARM_EABI__ + +struct s0 { char field0; double field1; }; +int g0[sizeof(struct s0) == 16 ? 1 : -1]; + +struct s1 { char field0; long double field1; }; +int g1[sizeof(struct s1) == 16 ? 1 : -1]; + +#else + +struct s0 { char field0; double field1; }; +int g0[sizeof(struct s0) == 12 ? 1 : -1]; + +struct s1 { char field0; long double field1; }; +int g1[sizeof(struct s1) == 12 ? 1 : -1]; + +#endif -- 2.50.1