The exit code for -### is inconsistent. Unrecognized options lead to exit code 1, as expected. However, most others errors (including invalid option value) lead to exit code 0, differing from GCC and most utilities. This is a longstanding quirk of -###, and we didn't fix it because many driver tests need adjustment. Change -### to be similar to -fdriver-only -v and exit with code 1. This requires fixing many driver tests, but the end result gives us stronger tests. * Existing `RUN: %clang -### ...` tests usually don't use `CHECK-NOT: error:` or `--implicit-check-not=error:`. If a change introduces an error, such a change usually cannot be detected. * Many folks contributing new tests don't know `-fdriver-only -v`. To test no driver error/warning for new tests, they can use the familiar `-### -Werror` instead of `-fdriver-only -v -Werror`. An incomplete list of prerequisite test improvement: *2f79bb1046: add -nogpulib to some AMDGPU tests *9155e517e6: add --cuda-path= (test w/ and w/o /usr/local/cuda) *80765ede5b: -mcpu=native may return either 0 or 1, depending on whether `--target=` specifies a native target *abae53f43f: fix -fuse-ld=lld misuses (test w/o and w/o /usr/local/bin/ld.lld) *ab68df505e: add -resource-dir= and -fvisibility=hidden to some -fsanitize=cfi tests *d5ca1602f6: --rtlib=platform without --unwindlib= may fail if CLANG_DEFAULT_UNWINDLIB=unwindlib Reviewed By: jhuber6, yaxunl, dblaikie Differential Revision: https://reviews.llvm.org/D156363
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42 lines
3.0 KiB
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// RUN: not %clang -### -target i686-windows -fPIC %s 2>&1 | FileCheck -check-prefix CHECK-PIC-ERROR %s
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// RUN: not %clang -### -target i686-windows -fpic %s 2>&1 | FileCheck -check-prefix CHECK-pic-ERROR %s
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// RUN: not %clang -### -target i686-windows -fPIE %s 2>&1 | FileCheck -check-prefix CHECK-PIE-ERROR %s
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// RUN: not %clang -### -target i686-windows -fpie %s 2>&1 | FileCheck -check-prefix CHECK-pie-ERROR %s
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// RUN: %clang -### -target i686-windows -fPIC -fno-pic %s
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// RUN: %clang -### -target i686-windows -Fpic -fno-pic %s
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// RUN: %clang -### -target i686-windows -fPIE -fno-pie %s
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// RUN: %clang -### -target i686-windows -fpie -fno-pie %s
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// RUN: not %clang -### -target i686-windows-itanium -fPIC %s 2>&1 | FileCheck -check-prefix CHECK-PIC-ERROR %s
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// RUN: not %clang -### -target i686-windows-itanium -fpic %s 2>&1 | FileCheck -check-prefix CHECK-pic-ERROR %s
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// RUN: not %clang -### -target i686-windows-itanium -fPIE %s 2>&1 | FileCheck -check-prefix CHECK-PIE-ERROR %s
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// RUN: not %clang -### -target i686-windows-itanium -fpie %s 2>&1 | FileCheck -check-prefix CHECK-pie-ERROR %s
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// RUN: %clang -### -target i686-windows-itanium -fPIC -fno-pic %s
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// RUN: %clang -### -target i686-windows-itanium -Fpic -fno-pic %s
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// RUN: %clang -### -target i686-windows-itanium -fPIE -fno-pie %s
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// RUN: %clang -### -target i686-windows-itanium -fpie -fno-pie %s
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// RUN: not %clang -### -target x86_64-windows -fPIC %s 2>&1 | FileCheck -check-prefix CHECK-PIC-ERROR %s
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// RUN: not %clang -### -target x86_64-windows -fpic %s 2>&1 | FileCheck -check-prefix CHECK-pic-ERROR %s
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// RUN: not %clang -### -target x86_64-windows -fPIE %s 2>&1 | FileCheck -check-prefix CHECK-PIE-ERROR %s
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// RUN: not %clang -### -target x86_64-windows -fpie %s 2>&1 | FileCheck -check-prefix CHECK-pie-ERROR %s
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// RUN: %clang -### -target x86_64-windows -fPIC -fno-pic %s
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// RUN: %clang -### -target x86_64-windows -Fpic -fno-pic %s
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// RUN: %clang -### -target x86_64-windows -fPIE -fno-pie %s
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// RUN: %clang -### -target x86_64-windows -fpie -fno-pie %s
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// RUN: not %clang -### -target x86_64-windows-itanium -fPIC %s 2>&1 | FileCheck -check-prefix CHECK-PIC-ERROR %s
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// RUN: not %clang -### -target x86_64-windows-itanium -fpic %s 2>&1 | FileCheck -check-prefix CHECK-pic-ERROR %s
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// RUN: not %clang -### -target x86_64-windows-itanium -fPIE %s 2>&1 | FileCheck -check-prefix CHECK-PIE-ERROR %s
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// RUN: not %clang -### -target x86_64-windows-itanium -fpie %s 2>&1 | FileCheck -check-prefix CHECK-pie-ERROR %s
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// RUN: %clang -### -target x86_64-windows-itanium -fPIC -fno-pic %s
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// RUN: %clang -### -target x86_64-windows-itanium -Fpic -fno-pic %s
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// RUN: %clang -### -target x86_64-windows-itanium -fPIE -fno-pie %s
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// RUN: %clang -### -target x86_64-windows-itanium -fpie -fno-pie %s
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// CHECK-PIC-ERROR: unsupported option '-fPIC' for target '{{.*}}
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// CHECK-pic-ERROR: unsupported option '-fpic' for target '{{.*}}
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// CHECK-PIE-ERROR: unsupported option '-fPIE' for target '{{.*}}
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// CHECK-pie-ERROR: unsupported option '-fpie' for target '{{.*}}
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