From 1616d8ed0f1bc73853c958ffedee4cbe64d761f2 Mon Sep 17 00:00:00 2001 From: Yvan Roux Date: Thu, 19 Nov 2015 08:55:36 +0100 Subject: gcc/c/ Backport from trunk r229505. 2015-10-26 Jim Wilson PR debug/66068 * c-typeck.c (c_build_qualified_type): Clear C_TYPE_INCOMPLETE_VARS after calling build_qualified_type. gcc/testsuite/ Backport from trunk r229505. 2015-10-26 Jim Wilson PR debug/66068 * gcc.dg/debug/pr66068.c: New test. Change-Id: Id73aa8022bd86032101a0682073c109b5162f3cc --- gcc/c/c-typeck.c | 8 +++++++- gcc/testsuite/gcc.dg/debug/pr66068.c | 13 +++++++++++++ 2 files changed, 20 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.dg/debug/pr66068.c diff --git a/gcc/c/c-typeck.c b/gcc/c/c-typeck.c index ffba66bb6c4..c8df1bb7163 100644 --- a/gcc/c/c-typeck.c +++ b/gcc/c/c-typeck.c @@ -12639,7 +12639,13 @@ c_build_qualified_type (tree type, int type_quals) type_quals &= ~TYPE_QUAL_RESTRICT; } - return build_qualified_type (type, type_quals); + tree var_type = build_qualified_type (type, type_quals); + /* A variant type does not inherit the list of incomplete vars from the + type main variant. */ + if (TREE_CODE (var_type) == RECORD_TYPE + || TREE_CODE (var_type) == UNION_TYPE) + C_TYPE_INCOMPLETE_VARS (var_type) = 0; + return var_type; } /* Build a VA_ARG_EXPR for the C parser. */ diff --git a/gcc/testsuite/gcc.dg/debug/pr66068.c b/gcc/testsuite/gcc.dg/debug/pr66068.c new file mode 100644 index 00000000000..d9cd9050e8d --- /dev/null +++ b/gcc/testsuite/gcc.dg/debug/pr66068.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ + +struct S a; +const struct S b; +struct S +{ +}; + +union U c; +const union U d; +union U +{ +}; -- cgit v1.2.3