{"id":2224971,"url":"http://patchwork.ozlabs.org/api/patches/2224971/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/20260420050533.1228415-1-andrew.pinski@oss.qualcomm.com/","project":{"id":17,"url":"http://patchwork.ozlabs.org/api/projects/17/?format=json","name":"GNU Compiler Collection","link_name":"gcc","list_id":"gcc-patches.gcc.gnu.org","list_email":"gcc-patches@gcc.gnu.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260420050533.1228415-1-andrew.pinski@oss.qualcomm.com>","list_archive_url":null,"date":"2026-04-20T05:05:33","name":"[GCC17-PATCH] c++: Handle EXACT_DIV_EXPR as printing `/` [PR119567]","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"16742f5ebf886b149a6a948ede2b616b1302f6dd","submitter":{"id":91428,"url":"http://patchwork.ozlabs.org/api/people/91428/?format=json","name":"Andrew Pinski","email":"andrew.pinski@oss.qualcomm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/20260420050533.1228415-1-andrew.pinski@oss.qualcomm.com/mbox/","series":[{"id":500551,"url":"http://patchwork.ozlabs.org/api/series/500551/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=500551","date":"2026-04-20T05:05:33","name":"[GCC17-PATCH] c++: Handle EXACT_DIV_EXPR as printing `/` [PR119567]","version":1,"mbox":"http://patchwork.ozlabs.org/series/500551/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2224971/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2224971/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=XZahkzpW;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=Tzp7W3C0;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=38.145.34.32; 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Now we print it as `unknown operator` which is also wrong.\nPrinting it as `/` is correct here since it is the similar to `FLOOR_DIV_EXPR`\nexcept it is undefined behavior if it is not exact (so floor is fine :)).\nThis shows up when printing out the reason why the following is not a contexpr:\nconstexpr int (*p1)[0] = 0, (*p2)[0] = 0;\nconstexpr int k2 = p2 - p1;\n\nBootstrapped and tested on x86_64-linux-gnu.\n\ngcc/cp/ChangeLog:\n\n\t* error.cc (dump_expr): Treat EXACT_DIV_EXPR the same as FLOOR_DIV_EXPR.\n\nSigned-off-by: Andrew Pinski \n---\n gcc/cp/error.cc | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)","diff":"diff --git a/gcc/cp/error.cc b/gcc/cp/error.cc\nindex b3e66924e31..81e44627f34 100644\n--- a/gcc/cp/error.cc\n+++ b/gcc/cp/error.cc\n@@ -2629,7 +2629,6 @@ dump_expr (cxx_pretty_printer *pp, tree t, int flags)\n case EQ_EXPR:\n case NE_EXPR:\n case SPACESHIP_EXPR:\n- case EXACT_DIV_EXPR:\n dump_binary_op (pp, OVL_OP_INFO (false, TREE_CODE (t))->name, t, flags);\n break;\n \n@@ -2637,6 +2636,7 @@ dump_expr (cxx_pretty_printer *pp, tree t, int flags)\n case FLOOR_DIV_EXPR:\n case ROUND_DIV_EXPR:\n case RDIV_EXPR:\n+ case EXACT_DIV_EXPR:\n dump_binary_op (pp, \"/\", t, flags);\n break;\n \n","prefixes":["GCC17-PATCH"]}