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c7d5c94f78
Summary: This change adds support for `__builtin_ms_va_list`, a GCC extension for variadic `ms_abi` functions. The existing `__builtin_va_list` support is inadequate for this because `va_list` is defined differently in the Win64 ABI vs. the System V/AMD64 ABI. Depends on D1622. Reviewers: rsmith, rnk, rjmccall CC: cfe-commits Differential Revision: http://reviews.llvm.org/D1623 llvm-svn: 247941
7 lines
236 B
C
7 lines
236 B
C
// RUN: %clang_cc1 -fsyntax-only -verify %s -triple x86_64-pc-win32
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void __attribute__((sysv_abi)) foo(int a, ...) {
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__builtin_va_list ap;
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__builtin_va_start(ap, a); // expected-error {{'va_start' used in System V ABI function}}
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}
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