[DWARFv5] Support DW_FORM_strp in the .debug_line header.

Supporting this form in .debug_line.dwo will be done as a follow-up.

Differential Revision: https://reviews.llvm.org/D33155

llvm-svn: 317607
diff --git a/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp b/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp
index d20eabf..a579c06 100644
--- a/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp
+++ b/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp
@@ -208,7 +208,8 @@
   DWARFUnit *U = Die.getDwarfUnit();
   DWARFFormValue formValue(Form);
 
-  if (!formValue.extractValue(U->getDebugInfoExtractor(), OffsetPtr, U))
+  if (!formValue.extractValue(U->getDebugInfoExtractor(), OffsetPtr,
+                              U->getFormParams(), U))
     return;
 
   OS << "\t(";
@@ -550,7 +551,7 @@
     auto U = Die.getDwarfUnit();
     assert(U && "Die must have valid DWARF unit");
     bool b = AttrValue.Value.extractValue(U->getDebugInfoExtractor(),
-                                          &ParseOffset, U);
+                                          &ParseOffset, U->getFormParams(), U);
     (void)b;
     assert(b && "extractValue cannot fail on fully parsed DWARF");
     AttrValue.ByteSize = ParseOffset - AttrValue.Offset;