[Lldb-commits] [lldb] 47ad905 - [lldb][RISCV] Make char an unsigned type for RISC-V by default (#182260)

[via lldb-commits]

Author: Georgiy Samoylov
Date: 2026-02-20T11:14:31-08:00
New Revision: 47ad905d8d8d46e48b2a544009ca66f5c809cc95

URL: https://github.com/llvm/llvm-project/commit/47ad905d8d8d46e48b2a544009ca66f5c809cc95
DIFF: https://github.com/llvm/llvm-project/commit/47ad905d8d8d46e48b2a544009ca66f5c809cc95.diff

LOG: [lldb][RISCV] Make char an unsigned type for RISC-V by default (#182260)

According to RISC-V ELF psABI, Section 4.3 (C/C++ Type Representations)
"char is unsigned".

This patch makes plain `char` unsigned by default on RISC-V. Also this
fixes TestConstStaticIntegralMember.py on RISC-V

Added: 
    

Modified: 
    lldb/source/Utility/ArchSpec.cpp

Removed: 
    


################################################################################
diff  --git a/lldb/source/Utility/ArchSpec.cpp b/lldb/source/Utility/ArchSpec.cpp
index 7c7ee01815291..f998e355691e9 100644
--- a/lldb/source/Utility/ArchSpec.cpp
+++ b/lldb/source/Utility/ArchSpec.cpp
@@ -717,6 +717,8 @@ bool ArchSpec::CharIsSignedByDefault() const {
   case llvm::Triple::ppc64:
     return m_triple.isOSDarwin();
 
+  case llvm::Triple::riscv64:
+  case llvm::Triple::riscv32:
   case llvm::Triple::ppc64le:
   case llvm::Triple::systemz:
   case llvm::Triple::xcore: