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-rw-r--r--llvm/include/llvm/MC/MCDwarf.h27
1 files changed, 18 insertions, 9 deletions
diff --git a/llvm/include/llvm/MC/MCDwarf.h b/llvm/include/llvm/MC/MCDwarf.h
index c7bed8eccda..1e72dfee4ad 100644
--- a/llvm/include/llvm/MC/MCDwarf.h
+++ b/llvm/include/llvm/MC/MCDwarf.h
@@ -54,13 +54,13 @@ struct MCDwarfFile {
/// \brief Instances of this class represent the information from a
/// dwarf .loc directive.
class MCDwarfLoc {
- unsigned FileNum;
- unsigned Line;
- unsigned Column;
+ uint32_t FileNum;
+ uint32_t Line;
+ uint16_t Column;
// Flags (see #define's below)
- unsigned Flags;
- unsigned Isa;
- unsigned Discriminator;
+ uint8_t Flags;
+ uint8_t Isa;
+ uint32_t Discriminator;
// Flag that indicates the initial value of the is_stmt_start flag.
#define DWARF2_LINE_DEFAULT_IS_STMT 1
@@ -107,13 +107,22 @@ public:
void setLine(unsigned line) { Line = line; }
/// \brief Set the Column of this MCDwarfLoc.
- void setColumn(unsigned column) { Column = column; }
+ void setColumn(unsigned column) {
+ assert(column <= UINT16_MAX);
+ Column = column;
+ }
/// \brief Set the Flags of this MCDwarfLoc.
- void setFlags(unsigned flags) { Flags = flags; }
+ void setFlags(unsigned flags) {
+ assert(flags <= UINT8_MAX);
+ Flags = flags;
+ }
/// \brief Set the Isa of this MCDwarfLoc.
- void setIsa(unsigned isa) { Isa = isa; }
+ void setIsa(unsigned isa) {
+ assert(isa <= UINT8_MAX);
+ Isa = isa;
+ }
/// \brief Set the Discriminator of this MCDwarfLoc.
void setDiscriminator(unsigned discriminator) {
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