From 2a626f999a201abf6068578ec1684f12b2b3aefb Mon Sep 17 00:00:00 2001
From: =?utf8?q?Michel=20D=C3=A4nzer?= <mdaenzer@redhat.com>
Date: Mon, 13 Feb 2023 12:54:12 +0100
Subject: [PATCH] clover: Reserve vector memory in make_text_section

This isn't strictly required, but it works around
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100366 , and it might
avoid a memory reallocation.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21236>
---
 src/gallium/frontends/clover/spirv/invocation.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/frontends/clover/spirv/invocation.cpp b/src/gallium/frontends/clover/spirv/invocation.cpp
index 48f0d9e..b92bdb1 100644
--- a/src/gallium/frontends/clover/spirv/invocation.cpp
+++ b/src/gallium/frontends/clover/spirv/invocation.cpp
@@ -125,6 +125,7 @@ namespace {
       const pipe_binary_program_header header { uint32_t(code.size()) };
       binary::section text { 0, section_type, header.num_bytes, {} };
 
+      text.data.reserve(sizeof(header) + header.num_bytes);
       text.data.insert(text.data.end(), reinterpret_cast<const char *>(&header),
                        reinterpret_cast<const char *>(&header) + sizeof(header));
       text.data.insert(text.data.end(), code.begin(), code.end());
-- 
2.7.4