[PATCH] D145199: [ELF] Mention section name for STT_SECTION in reportRangeError()

[Fangrui Song via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGffa111833032: [ELF] Mention section name for STT_SECTION in reportRangeError() (authored by MaskRay).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D145199/new/

https://reviews.llvm.org/D145199

Files:
  lld/ELF/Relocations.cpp
  lld/test/ELF/aarch64-movw-error.s
  lld/test/ELF/linkerscript/eh-frame-reloc-out-of-range.test
  lld/test/ELF/ppc64-reloc-pcrel34-overflow.s
  lld/test/ELF/x86-64-reloc-range.s


Index: lld/test/ELF/x86-64-reloc-range.s
===================================================================
--- lld/test/ELF/x86-64-reloc-range.s
+++ lld/test/ELF/x86-64-reloc-range.s
@@ -4,7 +4,7 @@
 // RUN: ld.lld --noinhibit-exec -shared %t.o -o %t 2>&1 | FileCheck %s
 // RUN: ls %t
 
-// CHECK: {{.*}}:(.text+0x3): relocation R_X86_64_PC32 out of range: 2147483648 is not in [-2147483648, 2147483647]
+// CHECK: {{.*}}:(.text+0x3): relocation R_X86_64_PC32 out of range: 2147483648 is not in [-2147483648, 2147483647]; references section '.bss'
 // CHECK-NOT: relocation
 
         lea     foo(%rip), %rax
Index: lld/test/ELF/ppc64-reloc-pcrel34-overflow.s
===================================================================
--- lld/test/ELF/ppc64-reloc-pcrel34-overflow.s
+++ lld/test/ELF/ppc64-reloc-pcrel34-overflow.s
@@ -10,7 +10,7 @@
 # RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t.o
 # RUN: not ld.lld -T %t.script %t.o -o /dev/null 2>&1 | FileCheck %s
 
-# CHECK: relocation R_PPC64_PCREL34 out of range: 8589934592 is not in [-8589934592, 8589934591]
+# CHECK: relocation R_PPC64_PCREL34 out of range: 8589934592 is not in [-8589934592, 8589934591]; references section '.data'
 	plwa 3, glob_overflow at PCREL(0), 1
 
 # CHECK-NOT: relocation
Index: lld/test/ELF/linkerscript/eh-frame-reloc-out-of-range.test
===================================================================
--- lld/test/ELF/linkerscript/eh-frame-reloc-out-of-range.test
+++ lld/test/ELF/linkerscript/eh-frame-reloc-out-of-range.test
@@ -10,4 +10,4 @@
   .text : { *(.text*) } : text
 }
 
-# CHECK: error: {{.*}}:(.eh_frame+0x20): relocation R_X86_64_PC32 out of range: 64424443872 is not in [-2147483648, 2147483647]
+# CHECK: error: {{.*}}:(.eh_frame+0x20): relocation R_X86_64_PC32 out of range: 64424443872 is not in [-2147483648, 2147483647]; references section '.text'
Index: lld/test/ELF/aarch64-movw-error.s
===================================================================
--- lld/test/ELF/aarch64-movw-error.s
+++ lld/test/ELF/aarch64-movw-error.s
@@ -22,7 +22,7 @@
 # CHECK: relocation R_AARCH64_MOVW_SABS_G2 out of range: -281479271677952 is not in [-281474976710656, 281474976710655]
 movn x0, #:abs_g2_s:zero-0x1000100000000
 
-# CHECK: relocation R_AARCH64_MOVW_PREL_G0 out of range: 65536 is not in [-65536, 65535]
+# CHECK: relocation R_AARCH64_MOVW_PREL_G0 out of range: 65536 is not in [-65536, 65535]; references section '.text'
 movn x0, #:prel_g0:.+0x10000
 # CHECK: relocation R_AARCH64_MOVW_PREL_G1 out of range: 4294967296 is not in [-4294967296, 4294967295]
 movn x0, #:prel_g1:.+0x100000000
Index: lld/ELF/Relocations.cpp
===================================================================
--- lld/ELF/Relocations.cpp
+++ lld/ELF/Relocations.cpp
@@ -99,8 +99,12 @@
                            int64_t min, uint64_t max) {
   ErrorPlace errPlace = getErrorPlace(loc);
   std::string hint;
-  if (rel.sym && !rel.sym->isSection())
-    hint = "; references " + lld::toString(*rel.sym);
+  if (rel.sym) {
+    if (!rel.sym->isSection())
+      hint = "; references " + lld::toString(*rel.sym);
+    else if (auto *d = dyn_cast<Defined>(rel.sym))
+      hint = ("; references section '" + d->section->name + "'").str();
+  }
   if (!errPlace.srcLoc.empty())
     hint += "\n>>> referenced by " + errPlace.srcLoc;
   if (rel.sym && !rel.sym->isSection())


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