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[builtins] MSVC warning disable for clean build

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- https://reviews.llvm.org/D66023
    - amended for ifdef/if gcc errors in previous verison

llvm-svn: 368598
This commit is contained in:
Matthew G McGovern 2019-08-12 18:08:44 +00:00
parent 2a9efbf248
commit 38a1aa117f
5 changed files with 55 additions and 0 deletions
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11
compiler-rt/lib/builtins/emutls.c
View File

@ -26,12 +26,23 @@
#define EMUTLS_SKIP_DESTRUCTOR_ROUNDS 0
#endif
#if defined(_MSC_VER) && !defined(__clang__)
// MSVC raises a warning about a nonstandard extension being used for the 0
// sized element in this array. Disable this for warn-as-error builds.
#pragma warning(push)
#pragma warning(disable : 4206)
#endif
typedef struct emutls_address_array {
uintptr_t skip_destructor_rounds;
uintptr_t size; // number of elements in the 'data' array
void *data[];
} emutls_address_array;
#if defined(_MSC_VER) && !defined(__clang__)
#pragma warning(pop)
#endif
static void emutls_shutdown(emutls_address_array *array);
#ifndef _WIN32

11
compiler-rt/lib/builtins/fixunsxfdi.c
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@ -25,6 +25,13 @@
// eeee | 1mmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm
// mmmm mmmm mmmm
#if defined(_MSC_VER) && !defined(__clang__)
// MSVC throws a warning about 'unitialized variable use' here,
// disable it for builds that warn-as-error
#pragma warning(push)
#pragma warning(disable : 4700)
#endif
COMPILER_RT_ABI du_int __fixunsxfdi(long double a) {
long_double_bits fb;
fb.f = a;
@ -36,4 +43,8 @@ COMPILER_RT_ABI du_int __fixunsxfdi(long double a) {
return fb.u.low.all >> (63 - e);
}
#if defined(_MSC_VER) && !defined(__clang__)
#pragma warning(pop)
#endif
#endif //!_ARCH_PPC

11
compiler-rt/lib/builtins/fixunsxfsi.c
View File

@ -25,6 +25,13 @@
// eeee | 1mmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm
// mmmm mmmm mmmm
#if defined(_MSC_VER) && !defined(__clang__)
// MSVC throws a warning about 'unitialized variable use' here,
// disable it for builds that warn-as-error
#pragma warning(push)
#pragma warning(disable : 4700)
#endif
COMPILER_RT_ABI su_int __fixunsxfsi(long double a) {
long_double_bits fb;
fb.f = a;
@ -36,4 +43,8 @@ COMPILER_RT_ABI su_int __fixunsxfsi(long double a) {
return fb.u.low.s.high >> (31 - e);
}
#if defined(_MSC_VER) && !defined(__clang__)
#pragma warning(pop)
#endif
#endif // !_ARCH_PPC

11
compiler-rt/lib/builtins/fixxfdi.c
View File

@ -24,6 +24,13 @@
// eeee | 1mmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm
// mmmm mmmm mmmm
#if defined(_MSC_VER) && !defined(__clang__)
// MSVC throws a warning about 'unitialized variable use' here,
// disable it for builds that warn-as-error
#pragma warning(push)
#pragma warning(disable : 4700)
#endif
COMPILER_RT_ABI di_int __fixxfdi(long double a) {
const di_int di_max = (di_int)((~(du_int)0) / 2);
const di_int di_min = -di_max - 1;
@ -40,4 +47,8 @@ COMPILER_RT_ABI di_int __fixxfdi(long double a) {
return (r ^ s) - s;
}
#if defined(_MSC_VER) && !defined(__clang__)
#pragma warning(pop)
#endif
#endif // !_ARCH_PPC

11
compiler-rt/lib/builtins/udivmoddi4.c
View File

@ -17,6 +17,13 @@
// Translated from Figure 3-40 of The PowerPC Compiler Writer's Guide
#if defined(_MSC_VER) && !defined(__clang__)
// MSVC throws a warning about mod 0 here, disable it for builds that
// warn-as-error
#pragma warning(push)
#pragma warning(disable : 4724)
#endif
COMPILER_RT_ABI du_int __udivmoddi4(du_int a, du_int b, du_int *rem) {
const unsigned n_uword_bits = sizeof(su_int) * CHAR_BIT;
const unsigned n_udword_bits = sizeof(du_int) * CHAR_BIT;
@ -187,3 +194,7 @@ COMPILER_RT_ABI du_int __udivmoddi4(du_int a, du_int b, du_int *rem) {
*rem = r.all;
return q.all;
}
#if defined(_MSC_VER) && !defined(__clang__)
#pragma warning(pop)
#endif