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clang
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14db9fed7ce9427cefa9e066f41dd23b4073e464
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.
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test
/
Preprocessor
/
macro_fn_preexpand.c
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// RUN: clang-cc %s -E | grep 'pre: 1 1 X' &&
// RUN: clang-cc %s -E | grep 'nopre: 1A(X)'
/* Preexpansion of argument. */
#define
A
(
X
)
1
X
pre
:
A
(
A
(
X
))
/* The ## operator disables preexpansion. */
#undef
A
#define
A
(
X
)
1
## X
nopre
:
A
(
A
(
X
))