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authorHans-Peter Nilsson <hp@bitrange.com>2002-11-29 22:41:04 +0000
committerHans-Peter Nilsson <hp@gcc.gnu.org>2002-11-29 22:41:04 +0000
commit2402645b4d554a5dc8f61fb88d33d716c7198c61 (patch)
tree8f162b660efca2f0a954c74272152cd23549444a /gcc
parentf6a83eb0a77977814adcb11f74141b0ff175a52f (diff)
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cpplib.c (_cpp_test_assertion): Default *value to 0.
* cpplib.c (_cpp_test_assertion): Default *value to 0. * cppexp.c (num_part_mul): Initialize result.unsignedp, to 1. From-SVN: r59648
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/cppexp.c1
-rw-r--r--gcc/cpplib.c7
3 files changed, 13 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 409703d..dc5a79a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2002-11-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * cpplib.c (_cpp_test_assertion): Default *value to 0.
+
+ * cppexp.c (num_part_mul): Initialize result.unsignedp, to 1.
+
2002-11-29 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/t-crtstuff: New target makefile fragment.
diff --git a/gcc/cppexp.c b/gcc/cppexp.c
index d4ea2fc..7f576f2 100644
--- a/gcc/cppexp.c
+++ b/gcc/cppexp.c
@@ -1446,6 +1446,7 @@ num_part_mul (lhs, rhs)
result.high += HIGH_PART (middle[0]);
result.high += HIGH_PART (middle[1]);
+ result.unsignedp = 1;
return result;
}
diff --git a/gcc/cpplib.c b/gcc/cpplib.c
index 7092cc0..f8a702d8 100644
--- a/gcc/cpplib.c
+++ b/gcc/cpplib.c
@@ -1689,7 +1689,7 @@ find_answer (node, candidate)
/* Test an assertion within a preprocessor conditional. Returns
nonzero on failure, zero on success. On success, the result of
- the test is written into VALUE. */
+ the test is written into VALUE, otherwise the value 0. */
int
_cpp_test_assertion (pfile, value)
cpp_reader *pfile;
@@ -1699,6 +1699,11 @@ _cpp_test_assertion (pfile, value)
cpp_hashnode *node;
node = parse_assertion (pfile, &answer, T_IF);
+
+ /* For recovery, an erroneous assertion expression is handled as a
+ failing assertion. */
+ *value = 0;
+
if (node)
*value = (node->type == NT_ASSERTION &&
(answer == 0 || *find_answer (node, answer) != 0));