87 lines
2 KiB
C
87 lines
2 KiB
C
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// RUN: %clang_cc1 -x assembler-with-cpp -E %s -o - | FileCheck -strict-whitespace -check-prefix=CHECK-Identifiers-False %s
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#ifndef __ASSEMBLER__
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#error "__ASSEMBLER__ not defined"
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#endif
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// Invalid token pasting is ok.
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#define A X ## .
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1: A
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// CHECK-Identifiers-False: 1: X .
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// Line markers are not linemarkers in .S files, they are passed through.
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# 321
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// CHECK-Identifiers-False: # 321
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// Unknown directives are passed through.
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# B C
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// CHECK-Identifiers-False: # B C
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// Unknown directives are expanded.
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#define D(x) BAR ## x
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# D(42)
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// CHECK-Identifiers-False: # BAR42
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// Unmatched quotes are permitted.
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2: '
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3: "
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// CHECK-Identifiers-False: 2: '
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// CHECK-Identifiers-False: 3: "
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// (balance quotes to keep editors happy): "'
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// Empty char literals are ok.
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4: ''
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// CHECK-Identifiers-False: 4: ''
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// Portions of invalid pasting should still expand as macros.
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// rdar://6709206
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#define M4 expanded
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#define M5() M4 ## (
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5: M5()
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// CHECK-Identifiers-False: 5: expanded (
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// rdar://6804322
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#define FOO(name) name ## $foo
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6: FOO(blarg)
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// CHECK-Identifiers-False: 6: blarg $foo
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// RUN: %clang_cc1 -x assembler-with-cpp -fdollars-in-identifiers -E %s -o - | FileCheck -check-prefix=CHECK-Identifiers-True -strict-whitespace %s
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#define FOO(name) name ## $foo
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7: FOO(blarg)
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// CHECK-Identifiers-True: 7: blarg$foo
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//
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#define T6() T6 #nostring
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#define T7(x) T7 #x
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8: T6()
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9: T7(foo)
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// CHECK-Identifiers-True: 8: T6 #nostring
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// CHECK-Identifiers-True: 9: T7 "foo"
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// Concatenation with period doesn't leave a space
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#define T8(A,B) A ## B
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10: T8(.,T8)
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// CHECK-Identifiers-True: 10: .T8
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// This should not crash.
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#define T11(a) #0
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11: T11(b)
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// CHECK-Identifiers-True: 11: #0
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// Universal character names can specify basic ascii and control characters
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12: \u0020\u0030\u0080\u0000
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// CHECK-Identifiers-False: 12: \u0020\u0030\u0080\u0000
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// This should not crash
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// rdar://8823139
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# ##
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// CHECK-Identifiers-False: # ##
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#define X(a) # # # 1
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X(1)
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// CHECK-Identifiers-False: # # # 1
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