Add support for '|' in expressions.

llvm-svn: 279480

diff --git a/lld/ELF/LinkerScript.cpp b/lld/ELF/LinkerScript.cpp
index ed6b39e..c00791d 100644 (file)
--- a/lld/ELF/LinkerScript.cpp
+++ b/lld/ELF/LinkerScript.cpp
@@ -826,6 +826,7 @@ static int precedence(StringRef Op) {
       .Case("==", 2)
       .Case("!=", 2)
       .Case("&", 1)
+      .Case("|", 1)
       .Default(-1);
 }
 
@@ -1102,6 +1103,8 @@ static Expr combine(StringRef Op, Expr L, Expr R) {
     return [=](uint64_t Dot) { return L(Dot) != R(Dot); };
   if (Op == "&")
     return [=](uint64_t Dot) { return L(Dot) & R(Dot); };
+  if (Op == "|")
+    return [=](uint64_t Dot) { return L(Dot) | R(Dot); };
   llvm_unreachable("invalid operator");
 }
 

diff --git a/lld/test/ELF/linkerscript/linkerscript-phdrs-flags.s b/lld/test/ELF/linkerscript/linkerscript-phdrs-flags.s
index 1ae500d..d90c042 100644 (file)
--- a/lld/test/ELF/linkerscript/linkerscript-phdrs-flags.s
+++ b/lld/test/ELF/linkerscript/linkerscript-phdrs-flags.s
@@ -1,6 +1,6 @@
 # REQUIRES: x86
 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
-# RUN: echo "PHDRS {all PT_LOAD FILEHDR PHDRS FLAGS (1 + 0x2);} \
+# RUN: echo "PHDRS {all PT_LOAD FILEHDR PHDRS FLAGS (1 | 1 + 0x1);} \
 # RUN:       SECTIONS { \
 # RUN:           . = 0x10000200; \
 # RUN:           .text : {*(.text*)} :all \