Merge no-op match arms that clippy flagged as identical

Clippy's match_same_arms lint reports 15 pairs. Most sit in relocation
tables that follow the relocation number order, where merging would
break the order, so only the two that are not in such tables change.

src/arch/ppc64v1.rs

@@ -492,7 +492,6 @@ impl Arch for Ppc64V1 {
             let loc = &mut buf[rel.r_offset() as usize..];
 
             match rel.r_type() {
-                R_PPC64_TOC => {}
                 R_PPC64_TOC16_HA => write_ub16(loc, ha(sa.wrapping_sub(toc)) as u16),
                 R_PPC64_TOC16_LO => write_ub16(loc, lo(sa.wrapping_sub(toc)) as u16),
                 R_PPC64_TOC16_DS => {
@@ -553,8 +552,8 @@ impl Arch for Ppc64V1 {
                 R_PPC64_TPREL16_HA => write_ub16(loc, ha(sa.wrapping_sub(ctx.tp_addr)) as u16),
                 R_PPC64_TPREL16_LO => write_ub16(loc, lo(sa.wrapping_sub(ctx.tp_addr)) as u16),
                 R_PPC64_TPREL16_LO_DS => or16(loc, sa.wrapping_sub(ctx.tp_addr) & 0xfffc),
-                R_PPC64_ADDR64 | R_PPC64_PLTSEQ | R_PPC64_PLTCALL | R_PPC64_TLS | R_PPC64_TLSGD
-                | R_PPC64_TLSLD => {}
+                R_PPC64_TOC | R_PPC64_ADDR64 | R_PPC64_PLTSEQ | R_PPC64_PLTCALL | R_PPC64_TLS
+                | R_PPC64_TLSGD | R_PPC64_TLSLD => {}
                 _ => unreachable!("unexpected relocation {}", rel.type_name::<Self>()),
             }
         }

src/passes.rs

@@ -2297,8 +2297,7 @@ pub fn compute_section_sizes<E: Arch>(ctx: &mut Context<E>) {
     for i in 0..ctx.chunks.len() {
         let id = ctx.chunks[i];
         match id {
-            ChunkId::Output(_) => {}
-            ChunkId::Merged(_) => {}
+            ChunkId::Output(_) | ChunkId::Merged(_) => {}
             _ => chunks::compute_section_size(ctx, id),
         }
     }