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[clang] Properly check for -mms-bitfields in Sema/struct-packed-align.c #172337

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Merged
erichkeane merged 1 commit into from
Dec 15, 2025
+3 −2
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[clang] Properly check for -mms-bitfields in Sema/struct-packed-align.c #172337

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5 changes: 3 additions & 2 deletions clang/test/Sema/struct-packed-align.c
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
// RUN: %clang_cc1 %s -fsyntax-only -verify
// RUN: %clang_cc1 %s -fsyntax-only -triple=x86_64-windows-coff -verify
// RUN: %clang_cc1 %s -fsyntax-only -triple=x86_64-windows-gnu -verify
// RUN: %clang_cc1 %s -fsyntax-only -triple=x86_64-scei-ps4 -verify
// RUN: %clang_cc1 %s -fsyntax-only -triple=x86_64-sie-ps5 -verify

Expand Down Expand Up @@ -131,7 +132,7 @@ struct nS {
nt start_lba;
};

#if defined(_WIN32) && !defined(__declspec) // _MSC_VER is unavailable in cc1.
#if defined(_WIN32)
// Alignment doesn't affect packing in MS mode.
extern int n1[sizeof(struct nS) == 16 ? 1 : -1];
extern int n2[__alignof(struct nS) == 8 ? 1 : -1];
Expand Down Expand Up @@ -159,7 +160,7 @@ struct packed_chars {
char f : 4, g : 8, h : 8, i : 8;
};

#if (defined(_WIN32) || defined(__SCE__)) && !defined(__declspec) // _MSC_VER is unavailable in cc1.
#if defined(_WIN32) || defined(__SCE__)
// On Windows clang uses MSVC compatible layout in this case.
//
// Additionally, test for pre-r254596 clang behavior on the PS4/PS5 targets.
Expand Down