diff options
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-7.3/0001-PR-c-80290-memory-hog-with-std-pair.patch')
| -rw-r--r-- | meta/recipes-devtools/gcc/gcc-7.3/0001-PR-c-80290-memory-hog-with-std-pair.patch | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-7.3/0001-PR-c-80290-memory-hog-with-std-pair.patch b/meta/recipes-devtools/gcc/gcc-7.3/0001-PR-c-80290-memory-hog-with-std-pair.patch deleted file mode 100644 index 603a29afec..0000000000 --- a/meta/recipes-devtools/gcc/gcc-7.3/0001-PR-c-80290-memory-hog-with-std-pair.patch +++ /dev/null @@ -1,58 +0,0 @@ -From 8c014bceeca6a558519e86b16a8142accc41e94f Mon Sep 17 00:00:00 2001 -From: jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> -Date: Thu, 28 Jun 2018 00:25:21 +0000 -Subject: [PATCH] PR c++/80290 - memory-hog with std::pair. - - * pt.c (type_unification_real): Skip non-dependent conversion - check for a nested list argument. - (braced_init_depth): New. - -Upstream-Status: Backport -Signed-off-by: Joel Stanley <joel@jms.id.au> ---- - gcc/cp/pt.c | 22 ++++++++++++++++++++++ - 1 file changed, 22 insertions(+) - -diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c -index 79cfd0129226..71077a3b0498 100644 ---- a/gcc/cp/pt.c -+++ b/gcc/cp/pt.c -@@ -19242,6 +19242,24 @@ try_array_deduction (tree tparms, tree targs, tree parm) - /*nondeduced*/false, array_deduction_r); - } - -+/* Returns how many levels of { } INIT contains. */ -+ -+static int -+braced_init_depth (tree init) -+{ -+ if (!init || !BRACE_ENCLOSED_INITIALIZER_P (init)) -+ return 0; -+ unsigned i; tree val; -+ unsigned max = 0; -+ FOR_EACH_CONSTRUCTOR_VALUE (CONSTRUCTOR_ELTS (init), i, val) -+ { -+ unsigned elt_d = braced_init_depth (val); -+ if (elt_d > max) -+ max = elt_d; -+ } -+ return max + 1; -+} -+ - /* Most parms like fn_type_unification. - - If SUBR is 1, we're being called recursively (to unify the -@@ -19478,6 +19496,10 @@ type_unification_real (tree tparms, - - if (uses_template_parms (parm)) - continue; -+ /* Workaround for c++/80290: avoid combinatorial explosion on -+ deeply nested braced init-lists. */ -+ if (braced_init_depth (arg) > 2) -+ continue; - if (check_non_deducible_conversion (parm, arg, strict, flags, - explain_p)) - return 1; --- -2.17.1 - |