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llvm-project/clang/test/Layout/itanium-pack-and-align.cpp

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[Sema] Fix incorrect packed aligned structure layout Handle attributes before checking the record layout (e.g. underalignment check during `alignas` processing), as layout may be cached without taking into account attributes that may affect it. Differential Revision: https://reviews.llvm.org/D46439 llvm-svn: 332843
2018-05-21 22:28:43 +08:00
// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only -fdump-record-layouts %s \
// RUN: | FileCheck %s
struct S {
char x;
int y;
} __attribute__((packed, aligned(8)));
struct alignas(8) T {
char x;
int y;
} __attribute__((packed));
S s;
T t;
// CHECK: 0 | struct T
// CHECK-NEXT: 0 | char x
// CHECK-NEXT: 1 | int y
[AIX] Support two itanium alignment LIT testcases for AIX using regex AIX has different layout dumping format from other itanium ABIs. And for these two cases, use regex to match AIX format. Differential Revision: https://reviews.llvm.org/D89064
2020-10-09 03:21:02 +08:00
// CHECK-NEXT: | [sizeof=8, dsize=8, align=8,{{( preferredalign=8,)?}}
// CHECK-NEXT: | nvsize=8, nvalign=8{{(, preferrednvalign=8)?}}]
[Sema] Fix incorrect packed aligned structure layout Handle attributes before checking the record layout (e.g. underalignment check during `alignas` processing), as layout may be cached without taking into account attributes that may affect it. Differential Revision: https://reviews.llvm.org/D46439 llvm-svn: 332843
2018-05-21 22:28:43 +08:00
// CHECK: 0 | struct S
// CHECK-NEXT: 0 | char x
// CHECK-NEXT: 1 | int y
[AIX] Support two itanium alignment LIT testcases for AIX using regex AIX has different layout dumping format from other itanium ABIs. And for these two cases, use regex to match AIX format. Differential Revision: https://reviews.llvm.org/D89064
2020-10-09 03:21:02 +08:00
// CHECK-NEXT: | [sizeof=8, dsize=8, align=8,{{( preferredalign=8,)?}}
// CHECK-NEXT: | nvsize=8, nvalign=8{{(, preferrednvalign=8)?}}]