From 074cd79f75c60135ce33f4e40983afb610c4be41 Mon Sep 17 00:00:00 2001
From: Chris B <cbieneman@microsoft.com>
Date: Mon, 27 Nov 2023 22:27:08 -0600
Subject: [PATCH] Workaround non-conformant C++ in 1.8 preview (#74)

This works around the DXC 1.8 preview build having non-conforant code by
passing `-fpermissive` to gcc.

Fixes #73
---
 misc/build-dxc.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
 mode change 100644 => 100755 misc/build-dxc.sh

diff --git a/misc/build-dxc.sh b/misc/build-dxc.sh
old mode 100644
new mode 100755
index 6a98b08..212a136
--- a/misc/build-dxc.sh
+++ b/misc/build-dxc.sh
@@ -16,6 +16,7 @@ URL=https://github.com/microsoft/DirectXShaderCompiler
 FULLNAME=dxc-${VERSION}.tar.xz
 OUTPUT=${ROOT}/${FULLNAME}
 S3OUTPUT=
+EXTRA_CMAKE_ARGS=
 if [[ $2 =~ ^s3:// ]]; then
     S3OUTPUT=$2
 else
@@ -38,6 +39,10 @@ if [[ "${REVISION}" == "${LAST_REVISION}" ]]; then
     exit
 fi
 
+if [[ "${VERSION}" == "1.8.2306-preview" ]]; then
+  EXTRA_CMAKE_ARGS="-DCMAKE_CXX_FLAGS=-fpermissive"
+fi
+
 BUILD_DIR=$(pwd)/dxc/build
 DIR=$(pwd)/dxc
 export PATH=${PATH}:/cmake/bin
@@ -45,7 +50,7 @@ git clone --recurse-submodules --depth 1 -b ${BRANCH} ${URL} ${DIR}
 
 cd ${DIR}
 mkdir -p ${BUILD_DIR}
-cmake -S . -B ${BUILD_DIR} -G Ninja -DCMAKE_BUILD_TYPE=Release -C ./cmake/caches/PredefinedParams.cmake
+cmake -S . -B ${BUILD_DIR} -G Ninja -DCMAKE_BUILD_TYPE=Release -C ./cmake/caches/PredefinedParams.cmake $EXTRA_CMAKE_ARGS
 cmake --build ${BUILD_DIR}
 
 export XZ_DEFAULTS="-T 0"