From f2ba0f87827980623494a659d5188a57b3b1bb07 Mon Sep 17 00:00:00 2001 From: jakub Date: Thu, 10 Jun 2010 15:15:18 +0000 Subject: [PATCH] PR other/43838 * cp-demangle.c (struct d_print_info): Add flush_count field. (d_print_init): Initialize it to 0. (d_print_flush): Increment it. (d_print_comp): If needed flush before appending ", ". Only decrement dpi->len if no flushes happened during the recursive call. * testsuite/demangle-expected: Add a test for this. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160554 138bc75d-0d04-0410-961f-82ee72b054a4 --- libiberty/ChangeLog | 11 +++++++++++ libiberty/cp-demangle.c | 12 +++++++++++- libiberty/testsuite/demangle-expected | 3 +++ 3 files changed, 25 insertions(+), 1 deletion(-) diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog index 3b9fdc9..ea95ca5 100644 --- a/libiberty/ChangeLog +++ b/libiberty/ChangeLog @@ -1,3 +1,14 @@ +2010-06-10 Jakub Jelinek + + PR other/43838 + * cp-demangle.c (struct d_print_info): Add flush_count field. + (d_print_init): Initialize it to 0. + (d_print_flush): Increment it. + (d_print_comp): If needed flush before appending ", ". Only + decrement dpi->len if no flushes happened during the recursive + call. + * testsuite/demangle-expected: Add a test for this. + 2010-06-08 Laurynas Biveinis * splay-tree.c: Update copyright years. diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c index 6db1f78..d2d15e9 100644 --- a/libiberty/cp-demangle.c +++ b/libiberty/cp-demangle.c @@ -302,6 +302,8 @@ struct d_print_info /* The current index into any template argument packs we are using for printing. */ int pack_index; + /* Number of d_print_flush calls so far. */ + unsigned long int flush_count; }; #ifdef CP_DEMANGLE_DEBUG @@ -3285,6 +3287,7 @@ d_print_init (struct d_print_info *dpi, int options, dpi->last_char = '\0'; dpi->templates = NULL; dpi->modifiers = NULL; + dpi->flush_count = 0; dpi->callback = callback; dpi->opaque = opaque; @@ -3314,6 +3317,7 @@ d_print_flush (struct d_print_info *dpi) dpi->buf[dpi->len] = '\0'; dpi->callback (dpi->buf, dpi->len, dpi->opaque); dpi->len = 0; + dpi->flush_count++; } /* Append characters and buffers for printing. */ @@ -4047,12 +4051,18 @@ d_print_comp (struct d_print_info *dpi, if (d_right (dc) != NULL) { size_t len; + unsigned long int flush_count; + /* Make sure ", " isn't flushed by d_append_string, otherwise + dpi->len -= 2 wouldn't work. */ + if (dpi->len >= sizeof (dpi->buf) - 2) + d_print_flush (dpi); d_append_string (dpi, ", "); len = dpi->len; + flush_count = dpi->flush_count; d_print_comp (dpi, d_right (dc)); /* If that didn't print anything (which can happen with empty template argument packs), remove the comma and space. */ - if (dpi->len == len) + if (dpi->flush_count == flush_count && dpi->len == len) dpi->len -= 2; } return; diff --git a/libiberty/testsuite/demangle-expected b/libiberty/testsuite/demangle-expected index ef84bc1..15a0fe7 100644 --- a/libiberty/testsuite/demangle-expected +++ b/libiberty/testsuite/demangle-expected @@ -3951,6 +3951,9 @@ decltype (({parm#1}.(operator-))()) h(A) --format=gnu-v3 _Z1fDn f(decltype(nullptr)) +--format=gnu-v3 +_ZN5aaaaa6bbbbbb5cccccIN23ddddddddddddddddddddddd3eeeENS2_4ffff16ggggggggggggggggENS0_9hhhhhhhhhES6_S6_S6_S6_S6_S6_S6_EE +aaaaa::bbbbbb::ccccc # # Ada (GNAT) tests. # -- 2.7.4