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[AIX] Turn on #pragma mc_func check by default #101336

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Merged
merged 2 commits into from
Aug 1, 2024
Merged

[AIX] Turn on #pragma mc_func check by default #101336

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e823d1e
Turn on mc_func check by default.
Jul 31, 2024
16280f9
Remove unnecessary CC1 option.
Jul 31, 2024
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4 changes: 2 additions & 2 deletions clang/include/clang/Driver/Options.td
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Original file line number Diff line number Diff line change
Expand Up @@ -8097,8 +8097,8 @@ def source_date_epoch : Separate<["-"], "source-date-epoch">,
} // let Visibility = [CC1Option]

defm err_pragma_mc_func_aix : BoolFOption<"err-pragma-mc-func-aix",
PreprocessorOpts<"ErrorOnPragmaMcfuncOnAIX">, DefaultFalse,
PosFlag<SetTrue, [], [ClangOption, CC1Option],
PreprocessorOpts<"ErrorOnPragmaMcfuncOnAIX">, DefaultTrue,
PosFlag<SetTrue, [], [ClangOption],
"Treat uses of #pragma mc_func as errors">,
NegFlag<SetFalse,[], [ClangOption, CC1Option],
"Ignore uses of #pragma mc_func">>;
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4 changes: 2 additions & 2 deletions clang/include/clang/Lex/PreprocessorOptions.h
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Expand Up @@ -213,7 +213,7 @@ class PreprocessorOptions {

/// If set, the preprocessor reports an error when processing #pragma mc_func
/// on AIX.
bool ErrorOnPragmaMcfuncOnAIX = false;
bool ErrorOnPragmaMcfuncOnAIX = true;

public:
PreprocessorOptions() : PrecompiledPreambleBytes(0, false) {}
Expand Down Expand Up @@ -252,7 +252,7 @@ class PreprocessorOptions {
PrecompiledPreambleBytes.first = 0;
PrecompiledPreambleBytes.second = false;
RetainExcludedConditionalBlocks = false;
ErrorOnPragmaMcfuncOnAIX = false;
ErrorOnPragmaMcfuncOnAIX = true;
}
};

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6 changes: 2 additions & 4 deletions clang/lib/Driver/ToolChains/AIX.cpp
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Expand Up @@ -561,10 +561,8 @@ void AIX::addClangTargetOptions(
options::OPT_fno_sized_deallocation))
CC1Args.push_back("-fno-sized-deallocation");

if (Args.hasFlag(options::OPT_ferr_pragma_mc_func_aix,
options::OPT_fno_err_pragma_mc_func_aix, false))
CC1Args.push_back("-ferr-pragma-mc-func-aix");
else
if (!Args.hasFlag(options::OPT_ferr_pragma_mc_func_aix,
options::OPT_fno_err_pragma_mc_func_aix, true))
CC1Args.push_back("-fno-err-pragma-mc-func-aix");
}

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6 changes: 4 additions & 2 deletions clang/test/Preprocessor/pragma_mc_func.c
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@@ -1,5 +1,8 @@
// RUN: not %clang --target=powerpc64-ibm-aix -fsyntax-only %s 2>&1 | FileCheck %s
// RUN: not %clang --target=powerpc64-ibm-aix -ferr-pragma-mc-func-aix -fsyntax-only \
// RUN: %s 2>&1 | FileCheck %s
// RUN: not %clang --target=powerpc64-ibm-aix -fno-err-pragma-mc-func-aix \
// RUN: -ferr-pragma-mc-func-aix -fsyntax-only %s 2>&1 | FileCheck %s
#pragma mc_func asm_barrier {"60000000"}

// CHECK: error: #pragma mc_func is not supported
Expand All @@ -8,11 +11,10 @@
// RUN: %clang --target=powerpc64-ibm-aix -fno-err-pragma-mc-func-aix -fsyntax-only %s
// RUN: %clang --target=powerpc64-ibm-aix -ferr-pragma-mc-func-aix -fsyntax-only \
// RUN: -fno-err-pragma-mc-func-aix %s
// RUN: %clang --target=powerpc64-ibm-aix -fsyntax-only %s
// RUN: %clang --target=powerpc64-ibm-aix -Werror=unknown-pragmas \
// RUN: -fno-err-pragma-mc-func-aix -fsyntax-only %s

// Cases where we have errors or warnings.
// Cases on a non-AIX target.
// RUN: not %clang --target=powerpc64le-unknown-linux-gnu \
// RUN: -Werror=unknown-pragmas -fno-err-pragma-mc-func-aix -fsyntax-only %s 2>&1 | \
// RUN: FileCheck --check-prefix=UNUSED %s
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