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Prevent ## to appear at start or end of macro

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This commit is contained in:
Thomas Preud'homme
2014-04-08 22:19:48 +08:00
parent 91d4db600b
commit a715d7143d
6 changed files with 20 additions and 4 deletions
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2
tests/tests2/65_macro_concat_start.c Normal file
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@ -0,0 +1,2 @@
#define paste(A,B) ##A B
paste(x,y)

1
tests/tests2/65_macro_concat_start.expect Normal file
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65_macro_concat_start.c:1: error: '##' invalid at start of macro

2
tests/tests2/66_macro_concat_end.c Normal file
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#define paste(A,B) A B##
paste(x,y)

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tests/tests2/66_macro_concat_end.expect Normal file
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66_macro_concat_end.c:2: error: '##' invalid at end of macro

4
tests/tests2/Makefile
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@ -79,7 +79,9 @@ TESTS = \
61_undefined_enum.test \
62_enumerator_redefinition.test \
63_local_enumerator_redefinition.test \
64_macro_nesting.test
64_macro_nesting.test \
65_macro_concat_start.test \
66_macro_concat_end.test
# 30_hanoi.test -- seg fault in the code, gcc as well
# 34_array_assignment.test -- array assignment is not in C standard