From: LLVM Packaging Team <pkg-llvm-team@lists.alioth.debian.org>
Date: Tue, 3 Jun 2025 16:16:20 +0000 (+0000)
Subject: raspbian-triplet
X-Git-Tag: archive/raspbian/1%19.1.7-20+rpi1~3
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=ca2c08d2aead61926ac19e226e42cba6789193f5;p=llvm-toolchain-19.git

raspbian-triplet

hack to replace arm version in triplet returned by config.guess
with the one we want for raspbian.


Gbp-Pq: Name raspbian-triplet.patch
---

diff --git a/compiler-rt/cmake/base-config-ix.cmake b/compiler-rt/cmake/base-config-ix.cmake
index 5a97992756..8472ec76e2 100644
--- a/compiler-rt/cmake/base-config-ix.cmake
+++ b/compiler-rt/cmake/base-config-ix.cmake
@@ -267,10 +267,9 @@ macro(test_targets)
       if(WIN32)
         test_target_arch(arm "" "" "")
       else()
-        test_target_arch(armv4t "" "-march=armv4t" "-mfloat-abi=soft")
+        test_target_arch(arm "" "" "-mfloat-abi=soft")
+        test_target_arch(armhf "" "" "-mfloat-abi=hard")
         test_target_arch(armv6m "" "-march=armv6m" "-mfloat-abi=soft")
-        test_target_arch(arm "" "-march=armv7-a" "-mfloat-abi=soft")
-        test_target_arch(armhf "" "-march=armv7-a" "-mfloat-abi=hard")
       endif()
     elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "avr")
       test_target_arch(avr "__AVR__" "--target=avr")
diff --git a/llvm/cmake/config.guess.hack b/llvm/cmake/config.guess.hack
new file mode 100644
index 0000000000..13b18bf7b5
--- /dev/null
+++ b/llvm/cmake/config.guess.hack
@@ -0,0 +1,2 @@
+#!/bin/bash -e
+$(dirname "$0")/config.guess | sed -r s/arm[a-zA-Z0-9]*/armv6/
diff --git a/llvm/cmake/modules/GetHostTriple.cmake b/llvm/cmake/modules/GetHostTriple.cmake
index 1be13bc01a..c9b870a2e2 100644
--- a/llvm/cmake/modules/GetHostTriple.cmake
+++ b/llvm/cmake/modules/GetHostTriple.cmake
@@ -45,7 +45,7 @@ function( get_host_triple var )
     if(CMAKE_HOST_SYSTEM_NAME STREQUAL Windows AND NOT MSYS)
       message(WARNING "unable to determine host target triple")
     else()
-      set(config_guess ${LLVM_MAIN_SRC_DIR}/cmake/config.guess)
+      set(config_guess ${LLVM_MAIN_SRC_DIR}/cmake/config.guess.hack)
       execute_process(COMMAND sh ${config_guess}
         RESULT_VARIABLE TT_RV
         OUTPUT_VARIABLE TT_OUT