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-rw-r--r--llvm/tools/llvm-objcopy/ELF/ELFObjcopy.cpp6
-rw-r--r--llvm/tools/llvm-objcopy/ObjcopyOpts.td19
-rw-r--r--llvm/tools/llvm-objcopy/StripOpts.td7
3 files changed, 17 insertions, 15 deletions
diff --git a/llvm/tools/llvm-objcopy/ELF/ELFObjcopy.cpp b/llvm/tools/llvm-objcopy/ELF/ELFObjcopy.cpp
index cbf6a3d2777..250eeea1c81 100644
--- a/llvm/tools/llvm-objcopy/ELF/ELFObjcopy.cpp
+++ b/llvm/tools/llvm-objcopy/ELF/ELFObjcopy.cpp
@@ -403,7 +403,7 @@ static Error handleArgs(const CopyConfig &Config, Object &Obj,
if (Config.StripSections) {
RemovePred = [RemovePred](const SectionBase &Sec) {
- return RemovePred(Sec) || (Sec.Flags & SHF_ALLOC) == 0;
+ return RemovePred(Sec) || Sec.ParentSegment == nullptr;
};
}
@@ -419,7 +419,7 @@ static Error handleArgs(const CopyConfig &Config, Object &Obj,
return true;
if (&Sec == Obj.SectionNames)
return false;
- return (Sec.Flags & SHF_ALLOC) == 0;
+ return (Sec.Flags & SHF_ALLOC) == 0 && Sec.ParentSegment == nullptr;
};
if (Config.StripAll)
@@ -430,6 +430,8 @@ static Error handleArgs(const CopyConfig &Config, Object &Obj,
return false;
if (StringRef(Sec.Name).startswith(".gnu.warning"))
return false;
+ if (Sec.ParentSegment != nullptr)
+ return false;
return (Sec.Flags & SHF_ALLOC) == 0;
};
diff --git a/llvm/tools/llvm-objcopy/ObjcopyOpts.td b/llvm/tools/llvm-objcopy/ObjcopyOpts.td
index 44fd01cf4ab..a5f7119e328 100644
--- a/llvm/tools/llvm-objcopy/ObjcopyOpts.td
+++ b/llvm/tools/llvm-objcopy/ObjcopyOpts.td
@@ -103,10 +103,9 @@ defm set_section_flags
"rom, share, contents, merge, strings.">,
MetaVarName<"section=flag1[,flag2,...]">;
-def strip_all
- : Flag<["-", "--"], "strip-all">,
- HelpText<
- "Remove non-allocated sections other than .gnu.warning* sections">;
+def strip_all : Flag<["-", "--"], "strip-all">,
+ HelpText<"Remove non-allocated sections outside segments. "
+ ".gnu.warning* sections are not removed">;
def S : Flag<["-"], "S">, Alias<strip_all>;
def strip_all_gnu : Flag<["-", "--"], "strip-all-gnu">,
HelpText<"Compatible with GNU objcopy's --strip-all">;
@@ -116,13 +115,15 @@ def g : Flag<["-"], "g">, Alias<strip_debug>,
HelpText<"Alias for --strip-debug">;
def strip_dwo : Flag<["-", "--"], "strip-dwo">,
HelpText<"Remove all DWARF .dwo sections from file">;
-def strip_sections : Flag<["-", "--"], "strip-sections">,
- HelpText<"Remove all section headers">;
-def strip_non_alloc : Flag<["-", "--"], "strip-non-alloc">,
- HelpText<"Remove all non-allocated sections">;
+def strip_sections
+ : Flag<["-", "--"], "strip-sections">,
+ HelpText<"Remove all section headers and all sections not in segments">;
+def strip_non_alloc
+ : Flag<["-", "--"], "strip-non-alloc">,
+ HelpText<"Remove all non-allocated sections outside segments">;
def strip_unneeded : Flag<["-", "--"], "strip-unneeded">,
HelpText<"Remove all symbols not needed by relocations">;
-defm strip_unneeded_symbol
+defm strip_unneeded_symbol
: Eq<"strip-unneeded-symbol",
"Remove symbol <symbol> if it is not needed by relocations">,
MetaVarName<"symbol">;
diff --git a/llvm/tools/llvm-objcopy/StripOpts.td b/llvm/tools/llvm-objcopy/StripOpts.td
index c3f351992a0..40b043a7630 100644
--- a/llvm/tools/llvm-objcopy/StripOpts.td
+++ b/llvm/tools/llvm-objcopy/StripOpts.td
@@ -31,10 +31,9 @@ def preserve_dates : Flag<["-", "--"], "preserve-dates">,
HelpText<"Preserve access and modification timestamps">;
def p : Flag<["-"], "p">, Alias<preserve_dates>;
-def strip_all
- : Flag<["-", "--"], "strip-all">,
- HelpText<
- "Remove non-allocated sections other than .gnu.warning* sections">;
+def strip_all : Flag<["-", "--"], "strip-all">,
+ HelpText<"Remove non-allocated sections outside segments. "
+ ".gnu.warning* sections are not removed">;
def s : Flag<["-"], "s">, Alias<strip_all>;
def strip_all_gnu : Flag<["-", "--"], "strip-all-gnu">,
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